DOMWalker walkerBody = new DOMWalker(visitorBody);
walkerBody.walk(document);
visitor.setBodyElement(visitorBody.getBodyElement());
DOMWalker walker = new DOMWalker(visitor);
walker.walk(document);
// Output the transformed DOM if debug for this class has been
// requested via Log4J configuration.
logDOM(protocol,
document,